diff --git a/lib/features/runningTree.d.ts b/lib/features/runningTree.d.ts
index 26725a4f..62daad3b 100644
--- a/lib/features/runningTree.d.ts
+++ b/lib/features/runningTree.d.ts
@@ -125,6 +125,7 @@ declare class SingleNode<ED extends EntityDict & BaseEntityDict, T extends keyof
     addChild(path: string, node: SingleNode<ED, keyof ED, Cxt, FrontCxt, AD> | ListNode<ED, keyof ED, Cxt, FrontCxt, AD>): void;
     removeChild(path: string): void;
     getFreshValue(noCascade?: boolean): Partial<ED[T]['Schema']> | undefined;
+    isCreation(): boolean;
     doBeforeTrigger(): Promise<void>;
     doAfterTrigger(): Promise<void>;
     create(data: Partial<Omit<ED[T]['CreateSingle']['data'], 'id'>>, beforeExecute?: () => Promise<void>, afterExecute?: () => Promise<void>): void;
@@ -230,6 +231,7 @@ export declare class RunningTree<ED extends EntityDict & BaseEntityDict, Cxt ext
         entity: keyof ED;
         operation: ED[keyof ED]["Operation"];
     }[] | undefined;
+    isCreation(path: string): boolean;
     execute<T extends keyof ED>(path: string, action?: ED[T]['Action']): Promise<{
         entity: keyof ED;
         operation: ED[keyof ED]["Operation"];
diff --git a/lib/features/runningTree.js b/lib/features/runningTree.js
index 52484fe5..1b71f481 100644
--- a/lib/features/runningTree.js
+++ b/lib/features/runningTree.js
@@ -1258,13 +1258,10 @@ var SingleNode = /** @class */ (function (_super) {
          * 似乎只有最顶层设置了id的结点的这种情况才需要刷新，
          * 如果是子结点，这里的id可以从父结点获得，这个操作是因为create action所引起，可以无视（userRelation/byMobile会跑出来）
          */
-        if (this.id && this.id !== id) {
-            this.id = id;
-            if (this.operation) {
-                throw new Error('结点上的operation没有clean之前是不能setId的');
-            }
-            this.refresh();
+        if (this.dirty) {
+            throw new Error('结点没有clean之前是不能setId的');
         }
+        this.id = id;
     };
     SingleNode.prototype.unsetId = function () {
         this.id = undefined;
@@ -1306,6 +1303,10 @@ var SingleNode = /** @class */ (function (_super) {
             return result[0];
         }
     };
+    SingleNode.prototype.isCreation = function () {
+        var _a;
+        return ((_a = this.operation) === null || _a === void 0 ? void 0 : _a.operation.action) === 'create';
+    };
     SingleNode.prototype.doBeforeTrigger = function () {
         var _a;
         return tslib_1.__awaiter(this, void 0, void 0, function () {
@@ -2218,6 +2219,11 @@ var RunningTree = /** @class */ (function (_super) {
         var operations = node.composeOperations();
         return operations;
     };
+    RunningTree.prototype.isCreation = function (path) {
+        var node = this.findNode(path);
+        (0, assert_1.assert)(node instanceof SingleNode);
+        return node.isCreation();
+    };
     RunningTree.prototype.execute = function (path, action) {
         return tslib_1.__awaiter(this, void 0, void 0, function () {
             var node, operations, entities, err_3;
diff --git a/lib/page.mp.js b/lib/page.mp.js
index 18340d71..49896d93 100644
--- a/lib/page.mp.js
+++ b/lib/page.mp.js
@@ -388,6 +388,12 @@ var oakBehavior = Behavior({
         unsetId: function () {
             return this.features.runningTree.unsetId(this.state.oakFullpath);
         },
+        isCreation: function (path) {
+            var path2 = path
+                ? "".concat(this.state.oakFullpath, ".").concat(path)
+                : this.state.oakFullpath;
+            return this.features.runningTree.isCreation(path2);
+        },
         update: function (data, action, beforeExecute, afterExecute, path) {
             var path2 = path ? "".concat(this.state.oakFullpath, ".").concat(path) : this.state.oakFullpath;
             return this.features.runningTree.update(path2, data, action, beforeExecute, afterExecute);
diff --git a/lib/page.web.js b/lib/page.web.js
index 83ae945e..4bfd45e7 100644
--- a/lib/page.web.js
+++ b/lib/page.web.js
@@ -154,6 +154,12 @@ var OakComponentBase = /** @class */ (function (_super) {
     /* create<T extends keyof ED>(data: Omit<ED[T]['CreateSingle']['data'], 'id'>, beforeExecute?: () => Promise<void>, afterExecute?: () => Promise<void>) {
         this.features.runningTree.create(this.state.oakFullpath, data, beforeExecute, afterExecute);
     } */
+    OakComponentBase.prototype.isCreation = function (path) {
+        var path2 = path
+            ? "".concat(this.state.oakFullpath, ".").concat(path)
+            : this.state.oakFullpath;
+        return this.features.runningTree.isCreation(path2);
+    };
     OakComponentBase.prototype.update = function (data, action, beforeExecute, afterExecute, path) {
         var path2 = path
             ? "".concat(this.state.oakFullpath, ".").concat(path)
@@ -510,6 +516,9 @@ function createComponent(option, features) {
                 remove: function (beforeExecute, afterExecute, path) {
                     return _this.remove(beforeExecute, afterExecute, path);
                 },
+                isCreation: function (path) {
+                    return _this.isCreation(path);
+                }
             });
             if (methods) {
                 var _loop_1 = function (m) {
diff --git a/lib/types/Page.d.ts b/lib/types/Page.d.ts
index c3a65890..a72feb06 100644
--- a/lib/types/Page.d.ts
+++ b/lib/types/Page.d.ts
@@ -177,6 +177,7 @@ export declare type OakSingleComponentMethods<ED extends EntityDict & BaseEntity
     getId: () => string | undefined;
     update: (data: ED[T]['Update']['data'], action?: ED[T]['Action'], beforeExecute?: () => Promise<void>, afterExecute?: () => Promise<void>, path?: string) => void;
     remove: (beforeExecute?: () => Promise<void>, afterExecute?: () => Promise<void>, path?: string) => void;
+    isCreation: (path?: string) => boolean;
 };
 export declare type OakListComponentMethods<ED extends EntityDict & BaseEntityDict, T extends keyof ED> = {
     loadMore: () => Promise<void>;
@@ -233,7 +234,7 @@ export declare type OakListComoponetData<ED extends EntityDict & BaseEntityDict,
 export declare type MakeOakComponent<ED extends EntityDict & BaseEntityDict, Cxt extends AsyncContext<ED>, FrontCxt extends SyncContext<ED>, AD extends Record<string, Aspect<ED, Cxt>>, FD extends Record<string, Feature>> = <T extends keyof ED, FormedData extends DataOption, IsList extends boolean, TData extends DataOption, TProperty extends PropertyOption, TMethod extends MethodOption>(options: OakComponentOption<ED, T, Cxt, FrontCxt, AD, FD, FormedData, IsList, TData, TProperty, TMethod>) => React.ComponentType<any>;
 export declare type WebComponentCommonMethodNames = 'setNotification' | 'setMessage' | 'navigateTo' | 'navigateBack' | 'redirectTo' | 'clean' | 't' | 'execute' | 'refresh' | 'setDisablePulldownRefresh' | 'aggregate' | 'checkOperation';
 export declare type WebComponentListMethodNames = 'loadMore' | 'setFilters' | 'addNamedFilter' | 'removeNamedFilter' | 'removeNamedFilterByName' | 'setNamedSorters' | 'addNamedSorter' | 'removeNamedSorter' | 'removeNamedSorterByName' | 'setPageSize' | 'setCurrentPage' | 'addItem' | 'removeItem' | 'updateItem';
-export declare type WebComponentSingleMethodNames = 'update' | 'remove';
+export declare type WebComponentSingleMethodNames = 'update' | 'remove' | 'isCreation';
 export declare type WebComponentProps<ED extends EntityDict & BaseEntityDict, T extends keyof ED, IsList extends boolean, TData extends DataOption = {}, TMethod extends MethodOption = {}> = {
     methods: TMethod & OakCommonComponentMethods<ED, T> & OakListComponentMethods<ED, T> & OakSingleComponentMethods<ED, T>;
     data: TData & OakComponentData<ED, T> & (IsList extends true ? OakListComoponetData<ED, T> : {});
diff --git a/src/features/runningTree.ts b/src/features/runningTree.ts
index 0965a7e8..ffa148e7 100644
--- a/src/features/runningTree.ts
+++ b/src/features/runningTree.ts
@@ -1267,13 +1267,10 @@ class SingleNode<ED extends EntityDict & BaseEntityDict,
          * 似乎只有最顶层设置了id的结点的这种情况才需要刷新，
          * 如果是子结点，这里的id可以从父结点获得，这个操作是因为create action所引起，可以无视（userRelation/byMobile会跑出来）
          */
-        if (this.id && this.id !== id) {
-            this.id = id;
-            if (this.operation) {
-                throw new Error('结点上的operation没有clean之前是不能setId的');
-            }
-            this.refresh();
+        if (this.dirty) {
+            throw new Error('结点没有clean之前是不能setId的');
         }
+        this.id = id;
     }
 
     unsetId() {
@@ -1328,6 +1325,10 @@ class SingleNode<ED extends EntityDict & BaseEntityDict,
         }
     }
 
+    isCreation() {
+        return this.operation?.operation.action === 'create';
+    }
+
 
     async doBeforeTrigger(): Promise<void> {
         if (this.operation?.beforeExecute) {
@@ -2250,6 +2251,12 @@ export class RunningTree<
         return operations;
     }
 
+    isCreation(path: string) {
+        const node = this.findNode(path)!;
+        assert(node instanceof SingleNode);
+        return node.isCreation();
+    }
+
     async execute<T extends keyof ED>(path: string, action?: ED[T]['Action']) {
         const node = this.findNode(path)!;
         if (action) {
diff --git a/src/page.mp.ts b/src/page.mp.ts
index 436d60d6..bf076d3a 100644
--- a/src/page.mp.ts
+++ b/src/page.mp.ts
@@ -18,7 +18,7 @@ import {
 
 import {
     onPathSet, reRender, refresh,
-    loadMore, execute, 
+    loadMore, execute,
     destroyNode,
 } from './page.common';
 import { MessageProps } from './types/Message';
@@ -50,17 +50,17 @@ const oakBehavior = Behavior<
     DataOption,
     WechatMiniprogram.Component.PropertyOption,
     OakCommonComponentMethods<EDD, keyof EDD> &
-        OakListComponentMethods<EDD, keyof EDD> &
-        OakSingleComponentMethods<EDD, keyof EDD> & {
-            iAmThePage: () => boolean;
-            setState: (
-                data: Record<string, any>,
-                callback?: () => void
-            ) => void;
-            onLoad: (query: Record<string, any>) => Promise<void>;
-            onPullDownRefresh: () => Promise<void>;
-            onReachBottom: () => Promise<void>;
-        },
+    OakListComponentMethods<EDD, keyof EDD> &
+    OakSingleComponentMethods<EDD, keyof EDD> & {
+        iAmThePage: () => boolean;
+        setState: (
+            data: Record<string, any>,
+            callback?: () => void
+        ) => void;
+        onLoad: (query: Record<string, any>) => Promise<void>;
+        onPullDownRefresh: () => Promise<void>;
+        onReachBottom: () => Promise<void>;
+    },
     {
         state: Record<string, any>;
         props: {
@@ -81,7 +81,7 @@ const oakBehavior = Behavior<
             FrontCxt,
             ADD & CommonAspectDict<EDD, Cxt>
         > &
-            FDD;
+        FDD;
         subscribed: Array<() => void>;
         oakOption: OakComponentOption<
             EDD,
@@ -221,7 +221,7 @@ const oakBehavior = Behavior<
                     );
                 }
             }
-            
+
             if (Object.keys(dataResolved).length > 0) {
                 this.setState(dataResolved);
             }
@@ -364,7 +364,7 @@ const oakBehavior = Behavior<
         },
 
         setFilters(filters, path) {
-            const path2 = path? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
+            const path2 = path ? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
             this.features.runningTree.setNamedFilters(
                 path2,
                 filters
@@ -373,7 +373,7 @@ const oakBehavior = Behavior<
 
         getFilters(path) {
             if (this.state.oakFullpath) {
-                const path2 = path? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
+                const path2 = path ? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
                 const namedFilters = this.features.runningTree.getNamedFilters(
                     this.state.oakFullpath
                 );
@@ -388,7 +388,7 @@ const oakBehavior = Behavior<
 
         getFilterByName(name, path) {
             if (this.state.oakFullpath) {
-                const path2 = path? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
+                const path2 = path ? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
                 const filter = this.features.runningTree.getNamedFilterByName(
                     path2,
                     name
@@ -403,7 +403,7 @@ const oakBehavior = Behavior<
         },
 
         addNamedFilter(namedFilter, refresh, path) {
-            const path2 = path? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
+            const path2 = path ? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
             this.features.runningTree.addNamedFilter(
                 path2,
                 namedFilter,
@@ -412,7 +412,7 @@ const oakBehavior = Behavior<
         },
 
         removeNamedFilter(namedFilter, refresh, path) {
-            const path2 = path? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
+            const path2 = path ? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
             this.features.runningTree.removeNamedFilter(
                 path2,
                 namedFilter,
@@ -421,7 +421,7 @@ const oakBehavior = Behavior<
         },
 
         removeNamedFilterByName(name, refresh, path) {
-            const path2 = path? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
+            const path2 = path ? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
             this.features.runningTree.removeNamedFilterByName(
                 path2,
                 name,
@@ -430,7 +430,7 @@ const oakBehavior = Behavior<
         },
 
         setNamedSorters(namedSorters, path) {
-            const path2 = path? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
+            const path2 = path ? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
             this.features.runningTree.setNamedSorters(
                 path2,
                 namedSorters
@@ -439,7 +439,7 @@ const oakBehavior = Behavior<
 
         getSorters(path) {
             if (this.state.oakFullpath) {
-                const path2 = path? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
+                const path2 = path ? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
                 const namedSorters = this.features.runningTree.getNamedSorters(path2);
                 const sorters = namedSorters
                     .map(({ sorter }) => {
@@ -455,7 +455,7 @@ const oakBehavior = Behavior<
 
         getSorterByName(name, path) {
             if (this.state.oakFullpath) {
-                const path2 = path? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
+                const path2 = path ? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
                 const sorter = this.features.runningTree.getNamedSorterByName(
                     path2,
                     name
@@ -470,12 +470,12 @@ const oakBehavior = Behavior<
         },
 
         addNamedSorter(namedSorter, refresh, path) {
-            const path2 = path? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
+            const path2 = path ? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
             this.features.runningTree.addNamedSorter(path2, namedSorter, refresh);
         },
 
         removeNamedSorter(namedSorter, refresh, path) {
-            const path2 = path? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
+            const path2 = path ? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
             this.features.runningTree.removeNamedSorter(
                 path2,
                 namedSorter,
@@ -484,19 +484,19 @@ const oakBehavior = Behavior<
         },
 
         removeNamedSorterByName(name, refresh, path) {
-            const path2 = path? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
+            const path2 = path ? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
             this.features.runningTree.removeNamedSorterByName(path2, name, refresh);
         },
 
         getPagination(path) {
             if (this.state.oakFullpath) {
-                const path2 = path? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
+                const path2 = path ? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
                 return this.features.runningTree.getPagination(path2);
             }
         },
 
         setPageSize(pageSize, path) {
-            const path2 = path? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
+            const path2 = path ? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
             this.features.runningTree.setPageSize(
                 path2,
                 pageSize
@@ -507,7 +507,7 @@ const oakBehavior = Behavior<
             assert(currentPage !== 0);
 
             if (this.state.oakEntity && this.state.oakFullpath) {
-                const path2 = path? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
+                const path2 = path ? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
                 this.features.runningTree.setCurrentPage(
                     path2,
                     currentPage
@@ -515,7 +515,7 @@ const oakBehavior = Behavior<
             }
         },
         addItem(data, beforeExecute, afterExecute, path) {
-            const path2 = path? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
+            const path2 = path ? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
             return this.features.runningTree.addItem(
                 path2,
                 data,
@@ -524,7 +524,7 @@ const oakBehavior = Behavior<
             );
         },
         updateItem(data, id, action, beforeExecute, afterExecute, path) {
-            const path2 = path? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
+            const path2 = path ? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
             return this.features.runningTree.updateItem(
                 path2,
                 data,
@@ -535,7 +535,7 @@ const oakBehavior = Behavior<
             );
         },
         removeItem(id, beforeExecute, afterExecute, path) {
-            const path2 = path? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
+            const path2 = path ? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
             return this.features.runningTree.removeItem(
                 path2,
                 id,
@@ -544,7 +544,7 @@ const oakBehavior = Behavior<
             );
         },
         recoverItem(id, path) {
-            const path2 = path? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
+            const path2 = path ? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
             return this.features.runningTree.recoverItem(
                 path2,
                 id
@@ -556,8 +556,16 @@ const oakBehavior = Behavior<
         unsetId() {
             return this.features.runningTree.unsetId(this.state.oakFullpath);
         },
+
+        isCreation(path?: string) {
+            const path2 = path
+                ? `${this.state.oakFullpath}.${path}`
+                : this.state.oakFullpath;
+            return this.features.runningTree.isCreation(path2);
+        },
+        
         update(data, action, beforeExecute, afterExecute, path) {
-            const path2 = path? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
+            const path2 = path ? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
             return this.features.runningTree.update(
                 path2,
                 data,
@@ -567,7 +575,7 @@ const oakBehavior = Behavior<
             );
         },
         remove(beforeExecute, afterExecute, path) {
-            const path2 = path? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
+            const path2 = path ? `${this.state.oakFullpath}.${path}` : this.state.oakFullpath;
             return this.features.runningTree.remove(
                 path2,
                 beforeExecute,
@@ -655,7 +663,7 @@ export function createComponent<
         lifetimes,
         observers,
     } = option;
-    const { attached, show, hide, created, detached, ready,  moved, error } = lifetimes || {};
+    const { attached, show, hide, created, detached, ready, moved, error } = lifetimes || {};
     const { options, externalClasses } = wechatMp || {};
 
     return Component<
@@ -682,7 +690,7 @@ export function createComponent<
                 FrontCxt,
                 AD & CommonAspectDict<ED, Cxt>
             > &
-                FD;
+            FD;
             subscribed: Array<() => void>;
             oakOption: OakComponentOption<
                 ED,
@@ -745,7 +753,7 @@ export function createComponent<
                 if (option.entity) {
                     this.subscribed.push(
                         features.cache.subscribe(() => this.reRender())
-                    );                    
+                    );
                 }
                 attached && attached.call(this);
             },
@@ -756,7 +764,7 @@ export function createComponent<
                 this.state.oakFullpath &&
                     (this.iAmThePage() || this.props.oakAutoUnmount) &&
                     destroyNode.call(this as any);
-                
+
                 detached && detached.call(this);
             },
             ready() {
diff --git a/src/page.web.tsx b/src/page.web.tsx
index 60582050..65a801b6 100644
--- a/src/page.web.tsx
+++ b/src/page.web.tsx
@@ -282,6 +282,13 @@ abstract class OakComponentBase<
         this.features.runningTree.create(this.state.oakFullpath, data, beforeExecute, afterExecute);
     } */
 
+    isCreation(path?: string) {
+        const path2 = path
+            ? `${this.state.oakFullpath}.${path}`
+            : this.state.oakFullpath;
+        return this.features.runningTree.isCreation(path2);
+    }
+
     update<T extends keyof ED>(
         data: ED[T]['Update']['data'],
         action?: ED[T]['Action'],
@@ -782,6 +789,9 @@ export function createComponent<
                 remove: (beforeExecute?: () => Promise<void>, afterExecute?: () => Promise<void>, path?: string) => {
                     return this.remove(beforeExecute, afterExecute, path);
                 },
+                isCreation: (path?: string)=> {
+                    return this.isCreation(path);
+                }
             } as Record<WebComponentSingleMethodNames, Function>);
 
             if (methods) {
diff --git a/src/types/Page.ts b/src/types/Page.ts
index d2e47dec..b7eea1b7 100644
--- a/src/types/Page.ts
+++ b/src/types/Page.ts
@@ -333,6 +333,7 @@ export type OakSingleComponentMethods<ED extends EntityDict & BaseEntityDict, T
     // create: (data: Omit<ED[T]['CreateSingle']['data'], 'id'>, beforeExecute?: () => Promise<void>, afterExecute?: () => Promise<void>) => void;
     update: (data: ED[T]['Update']['data'], action?: ED[T]['Action'], beforeExecute?: () => Promise<void>, afterExecute?: () => Promise<void>, path?: string) => void;
     remove: (beforeExecute?: () => Promise<void>, afterExecute?: () => Promise<void>, path?: string) => void;
+    isCreation: (path?: string) => boolean;
 }
 
 export type OakListComponentMethods<ED extends EntityDict & BaseEntityDict, T extends keyof ED> = {
@@ -436,7 +437,7 @@ export type WebComponentListMethodNames = 'loadMore' | 'setFilters' | 'addNamedF
     | 'addNamedSorter' | 'removeNamedSorter' | 'removeNamedSorterByName' | 'setPageSize' | 'setCurrentPage' | 'addItem' | 'removeItem' | 'updateItem';
 
 // 暴露给single组件的方法
-export type WebComponentSingleMethodNames = 'update' | 'remove';
+export type WebComponentSingleMethodNames = 'update' | 'remove' | 'isCreation';
 
 export type WebComponentProps<
     ED extends EntityDict & BaseEntityDict,